What is the principle of hotel lock?

The working principle of the Aizhida hotel card door lock system - the hotel card lock system is developed according to the daily security management method of modern hotels. The software uniformly manages and authorizes the electronic keys in the system. Devices such as proximity cards and mobile phones are used as carriers to transmit information, and are linked to smart door locks on guest rooms to achieve statistics on room occupancy rates and other indicators to improve hotel efficiency.